1801390864

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{15661}}^1$

素因数の和:15768

約数の個数: 80

約数和(自身を含む): 4350277120

約数和(自身を除く): 2548886256

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 79, 91, 104, 112, 158, 182, 208, 316, 364, 553, 632, 728, 1027, 1106, 1264, 1456, 2054, 2212, 4108, 4424, 7189, 8216, 8848, 14378, 15661, 16432, 28756, 31322, 57512, 62644, 109627, 115024, 125288, 203593, 219254, 250576, 407186, 438508, 814372, 877016, 1237219, 1425151, 1628744, 1754032, 2474438, 2850302, 3257488, 4948876, 5700604, 8660533, 9897752, 11401208, 16083847, 17321066, 19795504, 22802416, 32167694, 34642132, 64335388, 69284264, 112586929, 128670776, 138568528, 225173858, 257341552, 450347716, 900695432, 1801390864]

約数ペア:

[(1, 1801390864), (2, 900695432), (4, 450347716), (7, 257341552), (8, 225173858), (13, 138568528), (14, 128670776), (16, 112586929), (26, 69284264), (28, 64335388), (52, 34642132), (56, 32167694), (79, 22802416), (91, 19795504), (104, 17321066), (112, 16083847), (158, 11401208), (182, 9897752), (208, 8660533), (316, 5700604), (364, 4948876), (553, 3257488), (632, 2850302), (728, 2474438), (1027, 1754032), (1106, 1628744), (1264, 1425151), (1456, 1237219), (2054, 877016), (2212, 814372), (4108, 438508), (4424, 407186), (7189, 250576), (8216, 219254), (8848, 203593), (14378, 125288), (15661, 115024), (16432, 109627), (28756, 62644), (31322, 57512)]